Standpipe Systems (Class I, II, III): Compliance Rules for NY Buildings

Class I, II, and III Standpipe System Requirements

Standpipe systems provide dedicated water hose connections for fire departments in multi-story buildings and large foot-print structures.

Standpipe Classifications:

• • Class I: 2.5-inch hose connections for trained firefighter use.
• • Class II: 1.5-inch hose stations for building occupant first-response.
• • Class III: Combined 1.5-inch and 2.5-inch outlets serving both occupants and fire departments.

Call Express Fire Sprinkler Inc at (631) 838-2443 for standpipe hydro-testing and certification.